mirror of
https://github.com/roc-lang/roc.git
synced 2024-09-21 15:59:20 +03:00
Switch builtins to use roc_alloc and friends
This commit is contained in:
parent
8cafabc0c9
commit
ab51582541
@ -2,7 +2,6 @@ const std = @import("std");
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const testing = std.testing;
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const expectEqual = testing.expectEqual;
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const mem = std.mem;
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const Allocator = mem.Allocator;
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const assert = std.debug.assert;
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const utils = @import("utils.zig");
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@ -94,20 +93,18 @@ const Alignment = packed enum(u8) {
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};
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pub fn decref(
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allocator: *Allocator,
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alignment: Alignment,
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bytes_or_null: ?[*]u8,
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data_bytes: usize,
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) void {
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return utils.decref(allocator, alignment.toUsize(), bytes_or_null, data_bytes);
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return utils.decref(alignment.toUsize(), bytes_or_null, data_bytes);
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}
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pub fn allocateWithRefcount(
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allocator: *Allocator,
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alignment: Alignment,
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data_bytes: usize,
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) [*]u8 {
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return utils.allocateWithRefcount(allocator, alignment.toUsize(), data_bytes);
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return utils.allocateWithRefcount(alignment.toUsize(), data_bytes);
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}
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pub const RocDict = extern struct {
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@ -124,7 +121,6 @@ pub const RocDict = extern struct {
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}
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pub fn allocate(
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allocator: *Allocator,
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number_of_levels: usize,
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number_of_entries: usize,
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alignment: Alignment,
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@ -136,7 +132,7 @@ pub const RocDict = extern struct {
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const data_bytes = number_of_slots * slot_size;
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return RocDict{
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.dict_bytes = allocateWithRefcount(allocator, alignment, data_bytes),
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.dict_bytes = allocateWithRefcount(alignment, data_bytes),
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.number_of_levels = number_of_levels,
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.dict_entries_len = number_of_entries,
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};
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@ -144,7 +140,6 @@ pub const RocDict = extern struct {
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pub fn reallocate(
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self: RocDict,
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allocator: *Allocator,
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alignment: Alignment,
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key_width: usize,
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value_width: usize,
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@ -157,7 +152,7 @@ pub const RocDict = extern struct {
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const delta_capacity = new_capacity - old_capacity;
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const data_bytes = new_capacity * slot_size;
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const first_slot = allocateWithRefcount(allocator, alignment, data_bytes);
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const first_slot = allocateWithRefcount(alignment, data_bytes);
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// transfer the memory
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@ -204,7 +199,7 @@ pub const RocDict = extern struct {
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};
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// NOTE we fuse an increment of all keys/values with a decrement of the input dict
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decref(allocator, alignment, self.dict_bytes, self.capacity() * slotSize(key_width, value_width));
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decref(alignment, self.dict_bytes, self.capacity() * slotSize(key_width, value_width));
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return result;
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}
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@ -236,7 +231,7 @@ pub const RocDict = extern struct {
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return totalCapacityAtLevel(self.number_of_levels);
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}
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pub fn makeUnique(self: RocDict, allocator: *Allocator, alignment: Alignment, key_width: usize, value_width: usize) RocDict {
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pub fn makeUnique(self: RocDict, alignment: Alignment, key_width: usize, value_width: usize) RocDict {
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if (self.isEmpty()) {
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return self;
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}
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@ -246,7 +241,7 @@ pub const RocDict = extern struct {
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}
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// unfortunately, we have to clone
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var new_dict = RocDict.allocate(allocator, self.number_of_levels, self.dict_entries_len, alignment, key_width, value_width);
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var new_dict = RocDict.allocate(self.number_of_levels, self.dict_entries_len, alignment, key_width, value_width);
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var old_bytes: [*]u8 = @ptrCast([*]u8, self.dict_bytes);
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var new_bytes: [*]u8 = @ptrCast([*]u8, new_dict.dict_bytes);
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@ -256,7 +251,7 @@ pub const RocDict = extern struct {
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// NOTE we fuse an increment of all keys/values with a decrement of the input dict
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const data_bytes = self.capacity() * slotSize(key_width, value_width);
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decref(allocator, alignment, self.dict_bytes, data_bytes);
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decref(alignment, self.dict_bytes, data_bytes);
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return new_dict;
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}
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@ -420,7 +415,7 @@ const Dec = fn (?[*]u8) callconv(.C) void;
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pub fn dictInsert(input: RocDict, alignment: Alignment, key: Opaque, key_width: usize, value: Opaque, value_width: usize, hash_fn: HashFn, is_eq: EqFn, dec_key: Dec, dec_value: Dec, output: *RocDict) callconv(.C) void {
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var seed: u64 = INITIAL_SEED;
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var result = input.makeUnique(std.heap.c_allocator, alignment, key_width, value_width);
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var result = input.makeUnique(alignment, key_width, value_width);
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var current_level: usize = 1;
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var current_level_size: usize = 8;
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@ -428,7 +423,7 @@ pub fn dictInsert(input: RocDict, alignment: Alignment, key: Opaque, key_width:
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while (true) {
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if (current_level > result.number_of_levels) {
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result = result.reallocate(std.heap.c_allocator, alignment, key_width, value_width);
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result = result.reallocate(alignment, key_width, value_width);
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}
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const hash = hash_fn(seed, key);
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@ -484,7 +479,7 @@ pub fn dictRemove(input: RocDict, alignment: Alignment, key: Opaque, key_width:
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return;
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},
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MaybeIndex.index => |index| {
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var dict = input.makeUnique(std.heap.c_allocator, alignment, key_width, value_width);
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var dict = input.makeUnique(alignment, key_width, value_width);
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assert(index < dict.capacity());
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@ -499,7 +494,7 @@ pub fn dictRemove(input: RocDict, alignment: Alignment, key: Opaque, key_width:
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// if the dict is now completely empty, free its allocation
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if (dict.dict_entries_len == 0) {
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const data_bytes = dict.capacity() * slotSize(key_width, value_width);
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decref(std.heap.c_allocator, alignment, dict.dict_bytes, data_bytes);
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decref(alignment, dict.dict_bytes, data_bytes);
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output.* = RocDict.empty();
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return;
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}
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@ -572,7 +567,7 @@ pub fn dictKeys(dict: RocDict, alignment: Alignment, key_width: usize, value_wid
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}
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const data_bytes = length * key_width;
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var ptr = allocateWithRefcount(std.heap.c_allocator, alignment, data_bytes);
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var ptr = allocateWithRefcount(alignment, data_bytes);
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var offset = blk: {
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if (alignment.keyFirst()) {
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@ -621,7 +616,7 @@ pub fn dictValues(dict: RocDict, alignment: Alignment, key_width: usize, value_w
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}
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const data_bytes = length * value_width;
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var ptr = allocateWithRefcount(std.heap.c_allocator, alignment, data_bytes);
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var ptr = allocateWithRefcount(alignment, data_bytes);
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var offset = blk: {
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if (alignment.keyFirst()) {
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@ -655,7 +650,7 @@ fn doNothing(ptr: Opaque) callconv(.C) void {
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}
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pub fn dictUnion(dict1: RocDict, dict2: RocDict, alignment: Alignment, key_width: usize, value_width: usize, hash_fn: HashFn, is_eq: EqFn, inc_key: Inc, inc_value: Inc, output: *RocDict) callconv(.C) void {
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output.* = dict1.makeUnique(std.heap.c_allocator, alignment, key_width, value_width);
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output.* = dict1.makeUnique(alignment, key_width, value_width);
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var i: usize = 0;
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while (i < dict2.capacity()) : (i += 1) {
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@ -690,7 +685,7 @@ pub fn dictUnion(dict1: RocDict, dict2: RocDict, alignment: Alignment, key_width
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}
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pub fn dictIntersection(dict1: RocDict, dict2: RocDict, alignment: Alignment, key_width: usize, value_width: usize, hash_fn: HashFn, is_eq: EqFn, dec_key: Inc, dec_value: Inc, output: *RocDict) callconv(.C) void {
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output.* = dict1.makeUnique(std.heap.c_allocator, alignment, key_width, value_width);
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output.* = dict1.makeUnique(alignment, key_width, value_width);
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var i: usize = 0;
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const size = dict1.capacity();
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@ -715,7 +710,7 @@ pub fn dictIntersection(dict1: RocDict, dict2: RocDict, alignment: Alignment, ke
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}
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pub fn dictDifference(dict1: RocDict, dict2: RocDict, alignment: Alignment, key_width: usize, value_width: usize, hash_fn: HashFn, is_eq: EqFn, dec_key: Dec, dec_value: Dec, output: *RocDict) callconv(.C) void {
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output.* = dict1.makeUnique(std.heap.c_allocator, alignment, key_width, value_width);
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output.* = dict1.makeUnique(alignment, key_width, value_width);
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var i: usize = 0;
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const size = dict1.capacity();
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@ -756,16 +751,17 @@ pub fn setFromList(list: RocList, alignment: Alignment, key_width: usize, value_
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// NOTE: decref checks for the empty case
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const data_bytes = size * key_width;
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decref(std.heap.c_allocator, alignment, list.bytes, data_bytes);
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decref(alignment, list.bytes, data_bytes);
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}
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const StepperCaller = fn (?[*]u8, ?[*]u8, ?[*]u8, ?[*]u8, ?[*]u8) callconv(.C) void;
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pub fn dictWalk(dict: RocDict, stepper: Opaque, stepper_caller: StepperCaller, accum: Opaque, alignment: Alignment, key_width: usize, value_width: usize, accum_width: usize, inc_key: Inc, inc_value: Inc, output: Opaque) callconv(.C) void {
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const alignment_usize = alignment.toUsize();
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// allocate space to write the result of the stepper into
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// experimentally aliasing the accum and output pointers is not a good idea
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const alloc: [*]u8 = @ptrCast([*]u8, std.heap.c_allocator.alloc(u8, accum_width) catch unreachable);
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const bytes_ptr: [*]u8 = utils.alloc(alignment_usize, accum_width);
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var b1 = output orelse unreachable;
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var b2 = alloc;
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var b2 = bytes_ptr;
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@memcpy(b2, accum orelse unreachable, accum_width);
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@ -788,8 +784,8 @@ pub fn dictWalk(dict: RocDict, stepper: Opaque, stepper_caller: StepperCaller, a
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}
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@memcpy(output orelse unreachable, b2, accum_width);
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std.heap.c_allocator.free(alloc[0..accum_width]);
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utils.dealloc(alignment_usize, bytes_ptr);
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const data_bytes = dict.capacity() * slotSize(key_width, value_width);
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decref(std.heap.c_allocator, alignment, dict.dict_bytes, data_bytes);
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decref(alignment, dict.dict_bytes, data_bytes);
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}
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@ -2,7 +2,6 @@ const std = @import("std");
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const utils = @import("utils.zig");
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const RocResult = utils.RocResult;
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const mem = std.mem;
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const Allocator = mem.Allocator;
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const TAG_WIDTH = 8;
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@ -42,7 +41,6 @@ pub const RocList = extern struct {
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}
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pub fn allocate(
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allocator: *Allocator,
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alignment: usize,
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length: usize,
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element_size: usize,
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@ -50,12 +48,12 @@ pub const RocList = extern struct {
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const data_bytes = length * element_size;
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return RocList{
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.bytes = utils.allocateWithRefcount(allocator, alignment, data_bytes),
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.bytes = utils.allocateWithRefcount(alignment, data_bytes),
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.length = length,
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};
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}
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pub fn makeUnique(self: RocList, allocator: *Allocator, alignment: usize, element_width: usize) RocList {
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pub fn makeUnique(self: RocList, alignment: usize, element_width: usize) RocList {
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if (self.isEmpty()) {
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return self;
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}
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@ -65,7 +63,7 @@ pub const RocList = extern struct {
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}
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// unfortunately, we have to clone
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var new_list = RocList.allocate(allocator, alignment, self.length, element_width);
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var new_list = RocList.allocate(alignment, self.length, element_width);
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var old_bytes: [*]u8 = @ptrCast([*]u8, self.bytes);
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var new_bytes: [*]u8 = @ptrCast([*]u8, new_list.bytes);
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@ -75,33 +73,31 @@ pub const RocList = extern struct {
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// NOTE we fuse an increment of all keys/values with a decrement of the input dict
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const data_bytes = self.len() * element_width;
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utils.decref(allocator, alignment, self.bytes, data_bytes);
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utils.decref(alignment, self.bytes, data_bytes);
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return new_list;
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}
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pub fn reallocate(
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self: RocList,
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allocator: *Allocator,
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alignment: usize,
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new_length: usize,
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element_width: usize,
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) RocList {
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if (self.bytes) |source_ptr| {
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if (self.isUnique()) {
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const new_source = utils.unsafeReallocate(source_ptr, allocator, alignment, self.len(), new_length, element_width);
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const new_source = utils.unsafeReallocate(source_ptr, alignment, self.len(), new_length, element_width);
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return RocList{ .bytes = new_source, .length = new_length };
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}
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}
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return self.reallocateFresh(allocator, alignment, new_length, element_width);
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return self.reallocateFresh(alignment, new_length, element_width);
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}
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/// reallocate by explicitly making a new allocation and copying elements over
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fn reallocateFresh(
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self: RocList,
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allocator: *Allocator,
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alignment: usize,
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new_length: usize,
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element_width: usize,
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@ -110,7 +106,7 @@ pub const RocList = extern struct {
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const delta_length = new_length - old_length;
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const data_bytes = new_length * element_width;
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const first_slot = utils.allocateWithRefcount(allocator, alignment, data_bytes);
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const first_slot = utils.allocateWithRefcount(alignment, data_bytes);
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// transfer the memory
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@ -126,7 +122,7 @@ pub const RocList = extern struct {
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.length = new_length,
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};
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utils.decref(allocator, alignment, self.bytes, old_length * element_width);
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utils.decref(alignment, self.bytes, old_length * element_width);
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return result;
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}
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@ -155,7 +151,7 @@ pub fn listReverse(list: RocList, alignment: usize, element_width: usize) callco
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return list;
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} else {
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const output = RocList.allocate(std.heap.c_allocator, alignment, size, element_width);
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const output = RocList.allocate(alignment, size, element_width);
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const target_ptr = output.bytes orelse unreachable;
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@ -165,7 +161,7 @@ pub fn listReverse(list: RocList, alignment: usize, element_width: usize) callco
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@memcpy(target_ptr + (i * element_width), source_ptr + (last_position * element_width), element_width);
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}
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utils.decref(std.heap.c_allocator, alignment, list.bytes, size * element_width);
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utils.decref(alignment, list.bytes, size * element_width);
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return output;
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}
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@ -178,14 +174,14 @@ pub fn listMap(list: RocList, transform: Opaque, caller: Caller1, alignment: usi
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if (list.bytes) |source_ptr| {
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const size = list.len();
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var i: usize = 0;
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const output = RocList.allocate(std.heap.c_allocator, alignment, size, new_element_width);
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const output = RocList.allocate(alignment, size, new_element_width);
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const target_ptr = output.bytes orelse unreachable;
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while (i < size) : (i += 1) {
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caller(transform, source_ptr + (i * old_element_width), target_ptr + (i * new_element_width));
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}
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utils.decref(std.heap.c_allocator, alignment, list.bytes, size * old_element_width);
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utils.decref(alignment, list.bytes, size * old_element_width);
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return output;
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} else {
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@ -197,14 +193,14 @@ pub fn listMapWithIndex(list: RocList, transform: Opaque, caller: Caller2, align
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if (list.bytes) |source_ptr| {
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const size = list.len();
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var i: usize = 0;
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const output = RocList.allocate(std.heap.c_allocator, alignment, size, new_element_width);
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const output = RocList.allocate(alignment, size, new_element_width);
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const target_ptr = output.bytes orelse unreachable;
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while (i < size) : (i += 1) {
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caller(transform, @ptrCast(?[*]u8, &i), source_ptr + (i * old_element_width), target_ptr + (i * new_element_width));
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}
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utils.decref(std.heap.c_allocator, alignment, list.bytes, size * old_element_width);
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utils.decref(alignment, list.bytes, size * old_element_width);
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return output;
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} else {
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@ -217,7 +213,7 @@ pub fn listMap2(list1: RocList, list2: RocList, transform: Opaque, caller: Calle
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if (list1.bytes) |source_a| {
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if (list2.bytes) |source_b| {
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const output = RocList.allocate(std.heap.c_allocator, alignment, output_length, c_width);
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const output = RocList.allocate(alignment, output_length, c_width);
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const target_ptr = output.bytes orelse unreachable;
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var i: usize = 0;
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@ -242,8 +238,8 @@ pub fn listMap2(list1: RocList, list2: RocList, transform: Opaque, caller: Calle
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}
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}
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utils.decref(std.heap.c_allocator, alignment, list1.bytes, list1.len() * a_width);
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utils.decref(std.heap.c_allocator, alignment, list2.bytes, list2.len() * b_width);
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utils.decref(alignment, list1.bytes, list1.len() * a_width);
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utils.decref(alignment, list2.bytes, list2.len() * b_width);
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return output;
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} else {
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@ -253,7 +249,7 @@ pub fn listMap2(list1: RocList, list2: RocList, transform: Opaque, caller: Calle
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const element_a = source_a + i * a_width;
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dec_a(element_a);
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}
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utils.decref(std.heap.c_allocator, alignment, list1.bytes, list1.len() * a_width);
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utils.decref(alignment, list1.bytes, list1.len() * a_width);
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return RocList.empty();
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}
|
||||
@ -265,7 +261,7 @@ pub fn listMap2(list1: RocList, list2: RocList, transform: Opaque, caller: Calle
|
||||
const element_b = source_b + i * b_width;
|
||||
dec_b(element_b);
|
||||
}
|
||||
utils.decref(std.heap.c_allocator, alignment, list2.bytes, list2.len() * b_width);
|
||||
utils.decref(alignment, list2.bytes, list2.len() * b_width);
|
||||
}
|
||||
|
||||
return RocList.empty();
|
||||
@ -279,7 +275,7 @@ pub fn listMap3(list1: RocList, list2: RocList, list3: RocList, transform: Opaqu
|
||||
if (list1.bytes) |source_a| {
|
||||
if (list2.bytes) |source_b| {
|
||||
if (list3.bytes) |source_c| {
|
||||
const output = RocList.allocate(std.heap.c_allocator, alignment, output_length, d_width);
|
||||
const output = RocList.allocate(alignment, output_length, d_width);
|
||||
const target_ptr = output.bytes orelse unreachable;
|
||||
|
||||
var i: usize = 0;
|
||||
@ -318,9 +314,9 @@ pub fn listMap3(list1: RocList, list2: RocList, list3: RocList, transform: Opaqu
|
||||
}
|
||||
}
|
||||
|
||||
utils.decref(std.heap.c_allocator, alignment, list1.bytes, list1.len() * a_width);
|
||||
utils.decref(std.heap.c_allocator, alignment, list2.bytes, list2.len() * b_width);
|
||||
utils.decref(std.heap.c_allocator, alignment, list3.bytes, list3.len() * c_width);
|
||||
utils.decref(alignment, list1.bytes, list1.len() * a_width);
|
||||
utils.decref(alignment, list2.bytes, list2.len() * b_width);
|
||||
utils.decref(alignment, list3.bytes, list3.len() * c_width);
|
||||
|
||||
return output;
|
||||
} else {
|
||||
@ -330,7 +326,7 @@ pub fn listMap3(list1: RocList, list2: RocList, list3: RocList, transform: Opaqu
|
||||
const element_a = source_a + i * a_width;
|
||||
dec_a(element_a);
|
||||
}
|
||||
utils.decref(std.heap.c_allocator, alignment, list1.bytes, list1.len() * a_width);
|
||||
utils.decref(alignment, list1.bytes, list1.len() * a_width);
|
||||
|
||||
// consume list2 elements (we know there is at least one because the list1.bytes pointer is non-null
|
||||
i = 0;
|
||||
@ -338,7 +334,7 @@ pub fn listMap3(list1: RocList, list2: RocList, list3: RocList, transform: Opaqu
|
||||
const element_b = source_b + i * b_width;
|
||||
dec_b(element_b);
|
||||
}
|
||||
utils.decref(std.heap.c_allocator, alignment, list2.bytes, list2.len() * b_width);
|
||||
utils.decref(alignment, list2.bytes, list2.len() * b_width);
|
||||
|
||||
return RocList.empty();
|
||||
}
|
||||
@ -350,7 +346,7 @@ pub fn listMap3(list1: RocList, list2: RocList, list3: RocList, transform: Opaqu
|
||||
dec_a(element_a);
|
||||
}
|
||||
|
||||
utils.decref(std.heap.c_allocator, alignment, list1.bytes, list1.len() * a_width);
|
||||
utils.decref(alignment, list1.bytes, list1.len() * a_width);
|
||||
|
||||
// consume list3 elements (if any)
|
||||
if (list3.bytes) |source_c| {
|
||||
@ -361,7 +357,7 @@ pub fn listMap3(list1: RocList, list2: RocList, list3: RocList, transform: Opaqu
|
||||
dec_c(element_c);
|
||||
}
|
||||
|
||||
utils.decref(std.heap.c_allocator, alignment, list3.bytes, list3.len() * c_width);
|
||||
utils.decref(alignment, list3.bytes, list3.len() * c_width);
|
||||
}
|
||||
|
||||
return RocList.empty();
|
||||
@ -376,7 +372,7 @@ pub fn listMap3(list1: RocList, list2: RocList, list3: RocList, transform: Opaqu
|
||||
dec_b(element_b);
|
||||
}
|
||||
|
||||
utils.decref(std.heap.c_allocator, alignment, list2.bytes, list2.len() * b_width);
|
||||
utils.decref(alignment, list2.bytes, list2.len() * b_width);
|
||||
}
|
||||
|
||||
// consume list3 elements (if any)
|
||||
@ -388,7 +384,7 @@ pub fn listMap3(list1: RocList, list2: RocList, list3: RocList, transform: Opaqu
|
||||
dec_c(element_c);
|
||||
}
|
||||
|
||||
utils.decref(std.heap.c_allocator, alignment, list3.bytes, list3.len() * c_width);
|
||||
utils.decref(alignment, list3.bytes, list3.len() * c_width);
|
||||
}
|
||||
|
||||
return RocList.empty();
|
||||
@ -399,7 +395,7 @@ pub fn listKeepIf(list: RocList, transform: Opaque, caller: Caller1, alignment:
|
||||
if (list.bytes) |source_ptr| {
|
||||
const size = list.len();
|
||||
var i: usize = 0;
|
||||
var output = RocList.allocate(std.heap.c_allocator, alignment, list.len(), list.len() * element_width);
|
||||
var output = RocList.allocate(alignment, list.len(), list.len() * element_width);
|
||||
const target_ptr = output.bytes orelse unreachable;
|
||||
|
||||
var kept: usize = 0;
|
||||
@ -419,11 +415,11 @@ pub fn listKeepIf(list: RocList, transform: Opaque, caller: Caller1, alignment:
|
||||
}
|
||||
|
||||
// consume the input list
|
||||
utils.decref(std.heap.c_allocator, alignment, list.bytes, size * element_width);
|
||||
utils.decref(alignment, list.bytes, size * element_width);
|
||||
|
||||
if (kept == 0) {
|
||||
// if the output is empty, deallocate the space we made for the result
|
||||
utils.decref(std.heap.c_allocator, alignment, output.bytes, size * element_width);
|
||||
utils.decref(alignment, output.bytes, size * element_width);
|
||||
return RocList.empty();
|
||||
} else {
|
||||
output.length = kept;
|
||||
@ -447,10 +443,10 @@ pub fn listKeepResult(list: RocList, is_good_constructor: fn (RocResult) bool, t
|
||||
if (list.bytes) |source_ptr| {
|
||||
const size = list.len();
|
||||
var i: usize = 0;
|
||||
var output = RocList.allocate(std.heap.c_allocator, alignment, list.len(), list.len() * after_width);
|
||||
var output = RocList.allocate(alignment, list.len(), list.len() * after_width);
|
||||
const target_ptr = output.bytes orelse unreachable;
|
||||
|
||||
var temporary = @ptrCast([*]u8, std.heap.c_allocator.alloc(u8, result_width) catch unreachable);
|
||||
var temporary = @ptrCast([*]u8, utils.alloc(alignment, result_width));
|
||||
|
||||
var kept: usize = 0;
|
||||
while (i < size) : (i += 1) {
|
||||
@ -469,11 +465,11 @@ pub fn listKeepResult(list: RocList, is_good_constructor: fn (RocResult) bool, t
|
||||
}
|
||||
}
|
||||
|
||||
utils.decref(std.heap.c_allocator, alignment, list.bytes, size * before_width);
|
||||
std.heap.c_allocator.free(temporary[0..result_width]);
|
||||
utils.decref(alignment, list.bytes, size * before_width);
|
||||
utils.dealloc(alignment, temporary);
|
||||
|
||||
if (kept == 0) {
|
||||
utils.decref(std.heap.c_allocator, alignment, output.bytes, size * after_width);
|
||||
utils.decref(alignment, output.bytes, size * after_width);
|
||||
return RocList.empty();
|
||||
} else {
|
||||
output.length = kept;
|
||||
@ -494,9 +490,9 @@ pub fn listWalk(list: RocList, stepper: Opaque, stepper_caller: Caller2, accum:
|
||||
return;
|
||||
}
|
||||
|
||||
const alloc: [*]u8 = @ptrCast([*]u8, std.heap.c_allocator.alloc(u8, accum_width) catch unreachable);
|
||||
const bytes_ptr: [*]u8 = utils.alloc(alignment, accum_width);
|
||||
var b1 = output orelse unreachable;
|
||||
var b2 = alloc;
|
||||
var b2 = bytes_ptr;
|
||||
|
||||
@memcpy(b2, accum orelse unreachable, accum_width);
|
||||
|
||||
@ -514,10 +510,10 @@ pub fn listWalk(list: RocList, stepper: Opaque, stepper_caller: Caller2, accum:
|
||||
}
|
||||
|
||||
@memcpy(output orelse unreachable, b2, accum_width);
|
||||
std.heap.c_allocator.free(alloc[0..accum_width]);
|
||||
utils.dealloc(alignment, bytes_ptr);
|
||||
|
||||
const data_bytes = list.len() * element_width;
|
||||
utils.decref(std.heap.c_allocator, alignment, list.bytes, data_bytes);
|
||||
utils.decref(alignment, list.bytes, data_bytes);
|
||||
}
|
||||
|
||||
pub fn listWalkBackwards(list: RocList, stepper: Opaque, stepper_caller: Caller2, accum: Opaque, alignment: usize, element_width: usize, accum_width: usize, output: Opaque) callconv(.C) void {
|
||||
@ -530,9 +526,9 @@ pub fn listWalkBackwards(list: RocList, stepper: Opaque, stepper_caller: Caller2
|
||||
return;
|
||||
}
|
||||
|
||||
const alloc: [*]u8 = @ptrCast([*]u8, std.heap.c_allocator.alloc(u8, accum_width) catch unreachable);
|
||||
const bytes_ptr: [*]u8 = utils.alloc(alignment, accum_width);
|
||||
var b1 = output orelse unreachable;
|
||||
var b2 = alloc;
|
||||
var b2 = bytes_ptr;
|
||||
|
||||
@memcpy(b2, accum orelse unreachable, accum_width);
|
||||
|
||||
@ -551,10 +547,10 @@ pub fn listWalkBackwards(list: RocList, stepper: Opaque, stepper_caller: Caller2
|
||||
}
|
||||
|
||||
@memcpy(output orelse unreachable, b2, accum_width);
|
||||
std.heap.c_allocator.free(alloc[0..accum_width]);
|
||||
utils.dealloc(alignment, bytes_ptr);
|
||||
|
||||
const data_bytes = list.len() * element_width;
|
||||
utils.decref(std.heap.c_allocator, alignment, list.bytes, data_bytes);
|
||||
utils.decref(alignment, list.bytes, data_bytes);
|
||||
}
|
||||
|
||||
pub fn listWalkUntil(list: RocList, stepper: Opaque, stepper_caller: Caller2, accum: Opaque, alignment: usize, element_width: usize, accum_width: usize, dec: Dec, output: Opaque) callconv(.C) void {
|
||||
@ -570,18 +566,18 @@ pub fn listWalkUntil(list: RocList, stepper: Opaque, stepper_caller: Caller2, ac
|
||||
return;
|
||||
}
|
||||
|
||||
const alloc: [*]u8 = @ptrCast([*]u8, std.heap.c_allocator.alloc(u8, TAG_WIDTH + accum_width) catch unreachable);
|
||||
const bytes_ptr: [*]u8 = utils.alloc(alignment, TAG_WIDTH + accum_width);
|
||||
|
||||
@memcpy(alloc + TAG_WIDTH, accum orelse unreachable, accum_width);
|
||||
@memcpy(bytes_ptr + TAG_WIDTH, accum orelse unreachable, accum_width);
|
||||
|
||||
if (list.bytes) |source_ptr| {
|
||||
var i: usize = 0;
|
||||
const size = list.len();
|
||||
while (i < size) : (i += 1) {
|
||||
const element = source_ptr + i * element_width;
|
||||
stepper_caller(stepper, element, alloc + TAG_WIDTH, alloc);
|
||||
stepper_caller(stepper, element, bytes_ptr + TAG_WIDTH, bytes_ptr);
|
||||
|
||||
const usizes: [*]usize = @ptrCast([*]usize, @alignCast(8, alloc));
|
||||
const usizes: [*]usize = @ptrCast([*]usize, @alignCast(8, bytes_ptr));
|
||||
if (usizes[0] != 0) {
|
||||
// decrement refcount of the remaining items
|
||||
i += 1;
|
||||
@ -593,11 +589,11 @@ pub fn listWalkUntil(list: RocList, stepper: Opaque, stepper_caller: Caller2, ac
|
||||
}
|
||||
}
|
||||
|
||||
@memcpy(output orelse unreachable, alloc + TAG_WIDTH, accum_width);
|
||||
std.heap.c_allocator.free(alloc[0 .. TAG_WIDTH + accum_width]);
|
||||
@memcpy(output orelse unreachable, bytes_ptr + TAG_WIDTH, accum_width);
|
||||
utils.dealloc(alignment, bytes_ptr);
|
||||
|
||||
const data_bytes = list.len() * element_width;
|
||||
utils.decref(std.heap.c_allocator, alignment, list.bytes, data_bytes);
|
||||
utils.decref(alignment, list.bytes, data_bytes);
|
||||
}
|
||||
|
||||
// List.contains : List k, k -> Bool
|
||||
@ -621,8 +617,7 @@ pub fn listRepeat(count: usize, alignment: usize, element: Opaque, element_width
|
||||
return RocList.empty();
|
||||
}
|
||||
|
||||
const allocator = std.heap.c_allocator;
|
||||
var output = RocList.allocate(allocator, alignment, count, element_width);
|
||||
var output = RocList.allocate(alignment, count, element_width);
|
||||
|
||||
if (output.bytes) |target_ptr| {
|
||||
// increment the element's RC N times
|
||||
@ -641,7 +636,7 @@ pub fn listRepeat(count: usize, alignment: usize, element: Opaque, element_width
|
||||
}
|
||||
|
||||
pub fn listSingle(alignment: usize, element: Opaque, element_width: usize) callconv(.C) RocList {
|
||||
var output = RocList.allocate(std.heap.c_allocator, alignment, 1, element_width);
|
||||
var output = RocList.allocate(alignment, 1, element_width);
|
||||
|
||||
if (output.bytes) |target| {
|
||||
if (element) |source| {
|
||||
@ -654,7 +649,7 @@ pub fn listSingle(alignment: usize, element: Opaque, element_width: usize) callc
|
||||
|
||||
pub fn listAppend(list: RocList, alignment: usize, element: Opaque, element_width: usize) callconv(.C) RocList {
|
||||
const old_length = list.len();
|
||||
var output = list.reallocate(std.heap.c_allocator, alignment, old_length + 1, element_width);
|
||||
var output = list.reallocate(alignment, old_length + 1, element_width);
|
||||
|
||||
if (output.bytes) |target| {
|
||||
if (element) |source| {
|
||||
@ -688,12 +683,12 @@ pub fn listDrop(
|
||||
return RocList.empty();
|
||||
}
|
||||
|
||||
const output = RocList.allocate(std.heap.c_allocator, alignment, keep_count, element_width);
|
||||
const output = RocList.allocate(alignment, keep_count, element_width);
|
||||
const target_ptr = output.bytes orelse unreachable;
|
||||
|
||||
@memcpy(target_ptr, source_ptr + drop_count * element_width, keep_count * element_width);
|
||||
|
||||
utils.decref(std.heap.c_allocator, alignment, list.bytes, size * element_width);
|
||||
utils.decref(alignment, list.bytes, size * element_width);
|
||||
|
||||
return output;
|
||||
} else {
|
||||
@ -702,54 +697,53 @@ pub fn listDrop(
|
||||
}
|
||||
|
||||
pub fn listRange(width: utils.IntWidth, low: Opaque, high: Opaque) callconv(.C) RocList {
|
||||
const allocator = std.heap.c_allocator;
|
||||
const IntWidth = utils.IntWidth;
|
||||
|
||||
switch (width) {
|
||||
IntWidth.U8 => {
|
||||
return helper1(allocator, u8, low, high);
|
||||
return helper1(u8, low, high);
|
||||
},
|
||||
IntWidth.U16 => {
|
||||
return helper1(allocator, u16, low, high);
|
||||
return helper1(u16, low, high);
|
||||
},
|
||||
IntWidth.U32 => {
|
||||
return helper1(allocator, u32, low, high);
|
||||
return helper1(u32, low, high);
|
||||
},
|
||||
IntWidth.U64 => {
|
||||
return helper1(allocator, u64, low, high);
|
||||
return helper1(u64, low, high);
|
||||
},
|
||||
IntWidth.U128 => {
|
||||
return helper1(allocator, u128, low, high);
|
||||
return helper1(u128, low, high);
|
||||
},
|
||||
IntWidth.I8 => {
|
||||
return helper1(allocator, i8, low, high);
|
||||
return helper1(i8, low, high);
|
||||
},
|
||||
IntWidth.I16 => {
|
||||
return helper1(allocator, i16, low, high);
|
||||
return helper1(i16, low, high);
|
||||
},
|
||||
IntWidth.I32 => {
|
||||
return helper1(allocator, i32, low, high);
|
||||
return helper1(i32, low, high);
|
||||
},
|
||||
IntWidth.I64 => {
|
||||
return helper1(allocator, i64, low, high);
|
||||
return helper1(i64, low, high);
|
||||
},
|
||||
IntWidth.I128 => {
|
||||
return helper1(allocator, i128, low, high);
|
||||
return helper1(i128, low, high);
|
||||
},
|
||||
IntWidth.Usize => {
|
||||
return helper1(allocator, usize, low, high);
|
||||
return helper1(usize, low, high);
|
||||
},
|
||||
}
|
||||
}
|
||||
|
||||
fn helper1(allocator: *Allocator, comptime T: type, low: Opaque, high: Opaque) RocList {
|
||||
fn helper1(comptime T: type, low: Opaque, high: Opaque) RocList {
|
||||
const ptr1 = @ptrCast(*T, @alignCast(@alignOf(T), low));
|
||||
const ptr2 = @ptrCast(*T, @alignCast(@alignOf(T), high));
|
||||
|
||||
return listRangeHelp(allocator, T, ptr1.*, ptr2.*);
|
||||
return listRangeHelp(T, ptr1.*, ptr2.*);
|
||||
}
|
||||
|
||||
fn listRangeHelp(allocator: *Allocator, comptime T: type, low: T, high: T) RocList {
|
||||
fn listRangeHelp(comptime T: type, low: T, high: T) RocList {
|
||||
const Order = std.math.Order;
|
||||
|
||||
switch (std.math.order(low, high)) {
|
||||
@ -758,7 +752,7 @@ fn listRangeHelp(allocator: *Allocator, comptime T: type, low: T, high: T) RocLi
|
||||
},
|
||||
|
||||
Order.eq => {
|
||||
const list = RocList.allocate(allocator, @alignOf(usize), 1, @sizeOf(T));
|
||||
const list = RocList.allocate(@alignOf(usize), 1, @sizeOf(T));
|
||||
const buffer = @ptrCast([*]T, @alignCast(@alignOf(T), list.bytes orelse unreachable));
|
||||
|
||||
buffer[0] = low;
|
||||
@ -768,7 +762,7 @@ fn listRangeHelp(allocator: *Allocator, comptime T: type, low: T, high: T) RocLi
|
||||
|
||||
Order.lt => {
|
||||
const length: usize = @intCast(usize, high - low);
|
||||
const list = RocList.allocate(allocator, @alignOf(usize), length, @sizeOf(T));
|
||||
const list = RocList.allocate(@alignOf(usize), length, @sizeOf(T));
|
||||
|
||||
const buffer = @ptrCast([*]T, @alignCast(@alignOf(T), list.bytes orelse unreachable));
|
||||
|
||||
@ -822,7 +816,7 @@ fn quicksort(source_ptr: [*]u8, transform: Opaque, wrapper: CompareFn, element_w
|
||||
}
|
||||
|
||||
pub fn listSortWith(input: RocList, transform: Opaque, wrapper: CompareFn, alignment: usize, element_width: usize) callconv(.C) RocList {
|
||||
var list = input.makeUnique(std.heap.c_allocator, alignment, element_width);
|
||||
var list = input.makeUnique(alignment, element_width);
|
||||
|
||||
if (list.bytes) |source_ptr| {
|
||||
const low = 0;
|
||||
@ -889,7 +883,7 @@ pub fn listJoin(list_of_lists: RocList, alignment: usize, element_width: usize)
|
||||
total_length += slice_of_lists[i].len();
|
||||
}
|
||||
|
||||
const output = RocList.allocate(std.heap.c_allocator, alignment, total_length, element_width);
|
||||
const output = RocList.allocate(alignment, total_length, element_width);
|
||||
|
||||
if (output.bytes) |target| {
|
||||
var elements_copied: usize = 0;
|
||||
@ -918,7 +912,6 @@ pub fn listConcat(list_a: RocList, list_b: RocList, alignment: usize, element_wi
|
||||
if (list_a.bytes) |source| {
|
||||
const new_source = utils.unsafeReallocate(
|
||||
source,
|
||||
std.heap.c_allocator,
|
||||
alignment,
|
||||
list_a.len(),
|
||||
total_length,
|
||||
@ -934,7 +927,7 @@ pub fn listConcat(list_a: RocList, list_b: RocList, alignment: usize, element_wi
|
||||
}
|
||||
const total_length: usize = list_a.len() + list_b.len();
|
||||
|
||||
const output = RocList.allocate(std.heap.c_allocator, alignment, total_length, element_width);
|
||||
const output = RocList.allocate(alignment, total_length, element_width);
|
||||
|
||||
if (output.bytes) |target| {
|
||||
if (list_a.bytes) |source| {
|
||||
|
@ -1,9 +1,9 @@
|
||||
const utils = @import("utils.zig");
|
||||
const roc_mem = @import("mem.zig");
|
||||
const RocList = @import("list.zig").RocList;
|
||||
const std = @import("std");
|
||||
const mem = std.mem;
|
||||
const always_inline = std.builtin.CallOptions.Modifier.always_inline;
|
||||
const Allocator = mem.Allocator;
|
||||
const unicode = std.unicode;
|
||||
const testing = std.testing;
|
||||
const expectEqual = testing.expectEqual;
|
||||
@ -34,6 +34,8 @@ pub const RocStr = extern struct {
|
||||
str_bytes: ?[*]u8,
|
||||
str_len: usize,
|
||||
|
||||
pub const alignment = @alignOf(usize);
|
||||
|
||||
pub inline fn empty() RocStr {
|
||||
return RocStr{
|
||||
.str_len = 0,
|
||||
@ -43,15 +45,15 @@ pub const RocStr = extern struct {
|
||||
|
||||
// This clones the pointed-to bytes if they won't fit in a
|
||||
// small string, and returns a (pointer, len) tuple which points to them.
|
||||
pub fn init(allocator: *Allocator, bytes_ptr: [*]const u8, length: usize) RocStr {
|
||||
var result = RocStr.allocate(allocator, InPlace.Clone, length);
|
||||
pub fn init(bytes_ptr: [*]const u8, length: usize) RocStr {
|
||||
var result = RocStr.allocate(InPlace.Clone, length);
|
||||
@memcpy(result.asU8ptr(), bytes_ptr, length);
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
pub fn initBig(allocator: *Allocator, in_place: InPlace, number_of_chars: u64) RocStr {
|
||||
const first_element = utils.allocateWithRefcount(allocator, @sizeOf(usize), number_of_chars);
|
||||
pub fn initBig(in_place: InPlace, number_of_chars: u64) RocStr {
|
||||
const first_element = utils.allocateWithRefcount(@sizeOf(usize), number_of_chars);
|
||||
|
||||
return RocStr{
|
||||
.str_bytes = first_element,
|
||||
@ -60,11 +62,11 @@ pub const RocStr = extern struct {
|
||||
}
|
||||
|
||||
// allocate space for a (big or small) RocStr, but put nothing in it yet
|
||||
pub fn allocate(allocator: *Allocator, result_in_place: InPlace, number_of_chars: usize) RocStr {
|
||||
pub fn allocate(result_in_place: InPlace, number_of_chars: usize) RocStr {
|
||||
const result_is_big = number_of_chars >= small_string_size;
|
||||
|
||||
if (result_is_big) {
|
||||
return RocStr.initBig(allocator, result_in_place, number_of_chars);
|
||||
return RocStr.initBig(result_in_place, number_of_chars);
|
||||
} else {
|
||||
var t = blank_small_string;
|
||||
|
||||
@ -77,10 +79,9 @@ pub const RocStr = extern struct {
|
||||
}
|
||||
}
|
||||
|
||||
pub fn deinit(self: RocStr, allocator: *Allocator) void {
|
||||
pub fn deinit(self: RocStr) void {
|
||||
if (!self.isSmallStr() and !self.isEmpty()) {
|
||||
const alignment = @alignOf(usize);
|
||||
utils.decref(allocator, alignment, self.str_bytes, self.str_len);
|
||||
utils.decref(RocStr.alignment, self.str_bytes, self.str_len);
|
||||
}
|
||||
}
|
||||
|
||||
@ -98,7 +99,7 @@ pub const RocStr = extern struct {
|
||||
if (length < roc_str_size) {
|
||||
return RocStr.empty();
|
||||
} else {
|
||||
var new_bytes: []T = allocator.alloc(u8, length) catch unreachable;
|
||||
var new_bytes: []T = utils.alloc(RocStr.alignment, length) catch unreachable;
|
||||
|
||||
var new_bytes_ptr: [*]u8 = @ptrCast([*]u8, &new_bytes);
|
||||
|
||||
@ -146,12 +147,12 @@ pub const RocStr = extern struct {
|
||||
return true;
|
||||
}
|
||||
|
||||
pub fn clone(allocator: *Allocator, in_place: InPlace, str: RocStr) RocStr {
|
||||
pub fn clone(in_place: InPlace, str: RocStr) RocStr {
|
||||
if (str.isSmallStr() or str.isEmpty()) {
|
||||
// just return the bytes
|
||||
return str;
|
||||
} else {
|
||||
var new_str = RocStr.initBig(allocator, in_place, str.str_len);
|
||||
var new_str = RocStr.initBig(in_place, str.str_len);
|
||||
|
||||
var old_bytes: [*]u8 = @ptrCast([*]u8, str.str_bytes);
|
||||
var new_bytes: [*]u8 = @ptrCast([*]u8, new_str.str_bytes);
|
||||
@ -164,33 +165,30 @@ pub const RocStr = extern struct {
|
||||
|
||||
pub fn reallocate(
|
||||
self: RocStr,
|
||||
allocator: *Allocator,
|
||||
new_length: usize,
|
||||
) RocStr {
|
||||
const alignment = 1;
|
||||
const element_width = 1;
|
||||
|
||||
if (self.bytes) |source_ptr| {
|
||||
if (self.isUnique()) {
|
||||
const new_source = utils.unsafeReallocate(source_ptr, allocator, alignment, self.len(), new_length, element_width);
|
||||
const new_source = utils.unsafeReallocate(source_ptr, RocStr.alignment, self.len(), new_length, element_width);
|
||||
|
||||
return RocStr{ .str_bytes = new_source, .str_len = new_length };
|
||||
}
|
||||
}
|
||||
|
||||
return self.reallocateFresh(allocator, alignment, new_length, element_width);
|
||||
return self.reallocateFresh(RocStr.alignment, new_length, element_width);
|
||||
}
|
||||
|
||||
/// reallocate by explicitly making a new allocation and copying elements over
|
||||
pub fn reallocateFresh(
|
||||
self: RocStr,
|
||||
allocator: *Allocator,
|
||||
new_length: usize,
|
||||
) RocStr {
|
||||
const old_length = self.len();
|
||||
const delta_length = new_length - old_length;
|
||||
|
||||
const result = RocStr.allocate(allocator, InPlace.Clone, new_length);
|
||||
const result = RocStr.allocate(InPlace.Clone, new_length);
|
||||
|
||||
// transfer the memory
|
||||
|
||||
@ -200,7 +198,7 @@ pub const RocStr = extern struct {
|
||||
@memcpy(dest_ptr, source_ptr, old_length);
|
||||
@memset(dest_ptr + old_length, 0, delta_length);
|
||||
|
||||
self.deinit(allocator);
|
||||
self.deinit();
|
||||
|
||||
return result;
|
||||
}
|
||||
@ -268,33 +266,33 @@ pub const RocStr = extern struct {
|
||||
const str1_len = 3;
|
||||
var str1: [str1_len]u8 = "abc".*;
|
||||
const str1_ptr: [*]u8 = &str1;
|
||||
var roc_str1 = RocStr.init(testing.allocator, str1_ptr, str1_len);
|
||||
var roc_str1 = RocStr.init(str1_ptr, str1_len);
|
||||
|
||||
const str2_len = 3;
|
||||
var str2: [str2_len]u8 = "abc".*;
|
||||
const str2_ptr: [*]u8 = &str2;
|
||||
var roc_str2 = RocStr.init(testing.allocator, str2_ptr, str2_len);
|
||||
var roc_str2 = RocStr.init(str2_ptr, str2_len);
|
||||
|
||||
expect(roc_str1.eq(roc_str2));
|
||||
|
||||
roc_str1.deinit(testing.allocator);
|
||||
roc_str2.deinit(testing.allocator);
|
||||
roc_str1.deinit();
|
||||
roc_str2.deinit();
|
||||
}
|
||||
|
||||
test "RocStr.eq: not equal different length" {
|
||||
const str1_len = 4;
|
||||
var str1: [str1_len]u8 = "abcd".*;
|
||||
const str1_ptr: [*]u8 = &str1;
|
||||
var roc_str1 = RocStr.init(testing.allocator, str1_ptr, str1_len);
|
||||
var roc_str1 = RocStr.init(str1_ptr, str1_len);
|
||||
|
||||
const str2_len = 3;
|
||||
var str2: [str2_len]u8 = "abc".*;
|
||||
const str2_ptr: [*]u8 = &str2;
|
||||
var roc_str2 = RocStr.init(testing.allocator, str2_ptr, str2_len);
|
||||
var roc_str2 = RocStr.init(str2_ptr, str2_len);
|
||||
|
||||
defer {
|
||||
roc_str1.deinit(testing.allocator);
|
||||
roc_str2.deinit(testing.allocator);
|
||||
roc_str1.deinit();
|
||||
roc_str2.deinit();
|
||||
}
|
||||
|
||||
expect(!roc_str1.eq(roc_str2));
|
||||
@ -304,16 +302,16 @@ pub const RocStr = extern struct {
|
||||
const str1_len = 3;
|
||||
var str1: [str1_len]u8 = "acb".*;
|
||||
const str1_ptr: [*]u8 = &str1;
|
||||
var roc_str1 = RocStr.init(testing.allocator, str1_ptr, str1_len);
|
||||
var roc_str1 = RocStr.init(str1_ptr, str1_len);
|
||||
|
||||
const str2_len = 3;
|
||||
var str2: [str2_len]u8 = "abc".*;
|
||||
const str2_ptr: [*]u8 = &str2;
|
||||
var roc_str2 = RocStr.init(testing.allocator, str2_ptr, str2_len);
|
||||
var roc_str2 = RocStr.init(str2_ptr, str2_len);
|
||||
|
||||
defer {
|
||||
roc_str1.deinit(testing.allocator);
|
||||
roc_str2.deinit(testing.allocator);
|
||||
roc_str1.deinit();
|
||||
roc_str2.deinit();
|
||||
}
|
||||
|
||||
expect(!roc_str1.eq(roc_str2));
|
||||
@ -321,7 +319,7 @@ pub const RocStr = extern struct {
|
||||
};
|
||||
|
||||
pub fn init(bytes_ptr: [*]const u8, length: usize) callconv(.C) RocStr {
|
||||
return @call(.{ .modifier = always_inline }, RocStr.init, .{ std.heap.c_allocator, bytes_ptr, length });
|
||||
return @call(.{ .modifier = always_inline }, RocStr.init, .{ bytes_ptr, length });
|
||||
}
|
||||
|
||||
// Str.equal
|
||||
@ -335,17 +333,12 @@ pub fn strNumberOfBytes(string: RocStr) callconv(.C) usize {
|
||||
}
|
||||
|
||||
// Str.fromInt
|
||||
// When we actually use this in Roc, libc will be linked so we have access to std.heap.c_allocator
|
||||
pub fn strFromIntC(int: i64) callconv(.C) RocStr {
|
||||
return strFromInt(std.heap.c_allocator, int);
|
||||
}
|
||||
|
||||
fn strFromInt(allocator: *Allocator, int: i64) RocStr {
|
||||
// prepare for having multiple integer types in the future
|
||||
return @call(.{ .modifier = always_inline }, strFromIntHelp, .{ allocator, i64, int });
|
||||
return @call(.{ .modifier = always_inline }, strFromIntHelp, .{ i64, int });
|
||||
}
|
||||
|
||||
fn strFromIntHelp(allocator: *Allocator, comptime T: type, int: T) RocStr {
|
||||
fn strFromIntHelp(comptime T: type, int: T) RocStr {
|
||||
// determine maximum size for this T
|
||||
comptime const size = comptime blk: {
|
||||
// the string representation of the minimum i128 value uses at most 40 characters
|
||||
@ -357,11 +350,10 @@ fn strFromIntHelp(allocator: *Allocator, comptime T: type, int: T) RocStr {
|
||||
var buf: [size]u8 = undefined;
|
||||
const result = std.fmt.bufPrint(&buf, "{}", .{int}) catch unreachable;
|
||||
|
||||
return RocStr.init(allocator, &buf, result.len);
|
||||
return RocStr.init(&buf, result.len);
|
||||
}
|
||||
|
||||
// Str.fromFloat
|
||||
// When we actually use this in Roc, libc will be linked so we have access to std.heap.c_allocator
|
||||
pub fn strFromFloatC(float: f64) callconv(.C) RocStr {
|
||||
// NOTE the compiled zig for float formatting seems to use LLVM11-specific features
|
||||
// hopefully we can use zig instead of snprintf in the future when we upgrade
|
||||
@ -374,16 +366,15 @@ pub fn strFromFloatC(float: f64) callconv(.C) RocStr {
|
||||
|
||||
const result = c.snprintf(&buf, 100, "%f", float);
|
||||
|
||||
return RocStr.init(std.heap.c_allocator, &buf, @intCast(usize, result));
|
||||
return RocStr.init(&buf, @intCast(usize, result));
|
||||
}
|
||||
|
||||
// Str.split
|
||||
// When we actually use this in Roc, libc will be linked so we have access to std.heap.c_allocator
|
||||
pub fn strSplitInPlaceC(array: [*]RocStr, string: RocStr, delimiter: RocStr) callconv(.C) void {
|
||||
return @call(.{ .modifier = always_inline }, strSplitInPlace, .{ std.heap.c_allocator, array, string, delimiter });
|
||||
return @call(.{ .modifier = always_inline }, strSplitInPlace, .{ array, string, delimiter });
|
||||
}
|
||||
|
||||
fn strSplitInPlace(allocator: *Allocator, array: [*]RocStr, string: RocStr, delimiter: RocStr) void {
|
||||
fn strSplitInPlace(array: [*]RocStr, string: RocStr, delimiter: RocStr) void {
|
||||
var ret_array_index: usize = 0;
|
||||
var slice_start_index: usize = 0;
|
||||
var str_index: usize = 0;
|
||||
@ -415,7 +406,7 @@ fn strSplitInPlace(allocator: *Allocator, array: [*]RocStr, string: RocStr, deli
|
||||
if (matches_delimiter) {
|
||||
const segment_len: usize = str_index - slice_start_index;
|
||||
|
||||
array[ret_array_index] = RocStr.init(allocator, str_bytes + slice_start_index, segment_len);
|
||||
array[ret_array_index] = RocStr.init(str_bytes + slice_start_index, segment_len);
|
||||
slice_start_index = str_index + delimiter_len;
|
||||
ret_array_index += 1;
|
||||
str_index += delimiter_len;
|
||||
@ -425,21 +416,21 @@ fn strSplitInPlace(allocator: *Allocator, array: [*]RocStr, string: RocStr, deli
|
||||
}
|
||||
}
|
||||
|
||||
array[ret_array_index] = RocStr.init(allocator, str_bytes + slice_start_index, str_len - slice_start_index);
|
||||
array[ret_array_index] = RocStr.init(str_bytes + slice_start_index, str_len - slice_start_index);
|
||||
}
|
||||
|
||||
test "strSplitInPlace: no delimiter" {
|
||||
// Str.split "abc" "!" == [ "abc" ]
|
||||
const str_arr = "abc";
|
||||
const str = RocStr.init(testing.allocator, str_arr, str_arr.len);
|
||||
const str = RocStr.init(str_arr, str_arr.len);
|
||||
|
||||
const delimiter_arr = "!";
|
||||
const delimiter = RocStr.init(testing.allocator, delimiter_arr, delimiter_arr.len);
|
||||
const delimiter = RocStr.init(delimiter_arr, delimiter_arr.len);
|
||||
|
||||
var array: [1]RocStr = undefined;
|
||||
const array_ptr: [*]RocStr = &array;
|
||||
|
||||
strSplitInPlace(testing.allocator, array_ptr, str, delimiter);
|
||||
strSplitInPlace(array_ptr, str, delimiter);
|
||||
|
||||
var expected = [1]RocStr{
|
||||
str,
|
||||
@ -447,15 +438,15 @@ test "strSplitInPlace: no delimiter" {
|
||||
|
||||
defer {
|
||||
for (array) |roc_str| {
|
||||
roc_str.deinit(testing.allocator);
|
||||
roc_str.deinit();
|
||||
}
|
||||
|
||||
for (expected) |roc_str| {
|
||||
roc_str.deinit(testing.allocator);
|
||||
roc_str.deinit();
|
||||
}
|
||||
|
||||
str.deinit(testing.allocator);
|
||||
delimiter.deinit(testing.allocator);
|
||||
str.deinit();
|
||||
delimiter.deinit();
|
||||
}
|
||||
|
||||
expectEqual(array.len, expected.len);
|
||||
@ -464,10 +455,10 @@ test "strSplitInPlace: no delimiter" {
|
||||
|
||||
test "strSplitInPlace: empty end" {
|
||||
const str_arr = "1---- ---- ---- ---- ----2---- ---- ---- ---- ----";
|
||||
const str = RocStr.init(testing.allocator, str_arr, str_arr.len);
|
||||
const str = RocStr.init(str_arr, str_arr.len);
|
||||
|
||||
const delimiter_arr = "---- ---- ---- ---- ----";
|
||||
const delimiter = RocStr.init(testing.allocator, delimiter_arr, delimiter_arr.len);
|
||||
const delimiter = RocStr.init(delimiter_arr, delimiter_arr.len);
|
||||
|
||||
const array_len: usize = 3;
|
||||
var array: [array_len]RocStr = [_]RocStr{
|
||||
@ -477,10 +468,10 @@ test "strSplitInPlace: empty end" {
|
||||
};
|
||||
const array_ptr: [*]RocStr = &array;
|
||||
|
||||
strSplitInPlace(testing.allocator, array_ptr, str, delimiter);
|
||||
strSplitInPlace(array_ptr, str, delimiter);
|
||||
|
||||
const one = RocStr.init(testing.allocator, "1", 1);
|
||||
const two = RocStr.init(testing.allocator, "2", 1);
|
||||
const one = RocStr.init("1", 1);
|
||||
const two = RocStr.init("2", 1);
|
||||
|
||||
var expected = [3]RocStr{
|
||||
one, two, RocStr.empty(),
|
||||
@ -488,15 +479,15 @@ test "strSplitInPlace: empty end" {
|
||||
|
||||
defer {
|
||||
for (array) |rocStr| {
|
||||
rocStr.deinit(testing.allocator);
|
||||
rocStr.deinit();
|
||||
}
|
||||
|
||||
for (expected) |rocStr| {
|
||||
rocStr.deinit(testing.allocator);
|
||||
rocStr.deinit();
|
||||
}
|
||||
|
||||
str.deinit(testing.allocator);
|
||||
delimiter.deinit(testing.allocator);
|
||||
str.deinit();
|
||||
delimiter.deinit();
|
||||
}
|
||||
|
||||
expectEqual(array.len, expected.len);
|
||||
@ -507,10 +498,10 @@ test "strSplitInPlace: empty end" {
|
||||
|
||||
test "strSplitInPlace: delimiter on sides" {
|
||||
const str_arr = "tttghittt";
|
||||
const str = RocStr.init(testing.allocator, str_arr, str_arr.len);
|
||||
const str = RocStr.init(str_arr, str_arr.len);
|
||||
|
||||
const delimiter_arr = "ttt";
|
||||
const delimiter = RocStr.init(testing.allocator, delimiter_arr, delimiter_arr.len);
|
||||
const delimiter = RocStr.init(delimiter_arr, delimiter_arr.len);
|
||||
|
||||
const array_len: usize = 3;
|
||||
var array: [array_len]RocStr = [_]RocStr{
|
||||
@ -519,10 +510,10 @@ test "strSplitInPlace: delimiter on sides" {
|
||||
undefined,
|
||||
};
|
||||
const array_ptr: [*]RocStr = &array;
|
||||
strSplitInPlace(testing.allocator, array_ptr, str, delimiter);
|
||||
strSplitInPlace(array_ptr, str, delimiter);
|
||||
|
||||
const ghi_arr = "ghi";
|
||||
const ghi = RocStr.init(testing.allocator, ghi_arr, ghi_arr.len);
|
||||
const ghi = RocStr.init(ghi_arr, ghi_arr.len);
|
||||
|
||||
var expected = [3]RocStr{
|
||||
RocStr.empty(), ghi, RocStr.empty(),
|
||||
@ -530,15 +521,15 @@ test "strSplitInPlace: delimiter on sides" {
|
||||
|
||||
defer {
|
||||
for (array) |rocStr| {
|
||||
rocStr.deinit(testing.allocator);
|
||||
rocStr.deinit();
|
||||
}
|
||||
|
||||
for (expected) |rocStr| {
|
||||
rocStr.deinit(testing.allocator);
|
||||
rocStr.deinit();
|
||||
}
|
||||
|
||||
str.deinit(testing.allocator);
|
||||
delimiter.deinit(testing.allocator);
|
||||
str.deinit();
|
||||
delimiter.deinit();
|
||||
}
|
||||
|
||||
expectEqual(array.len, expected.len);
|
||||
@ -550,20 +541,20 @@ test "strSplitInPlace: delimiter on sides" {
|
||||
test "strSplitInPlace: three pieces" {
|
||||
// Str.split "a!b!c" "!" == [ "a", "b", "c" ]
|
||||
const str_arr = "a!b!c";
|
||||
const str = RocStr.init(testing.allocator, str_arr, str_arr.len);
|
||||
const str = RocStr.init(str_arr, str_arr.len);
|
||||
|
||||
const delimiter_arr = "!";
|
||||
const delimiter = RocStr.init(testing.allocator, delimiter_arr, delimiter_arr.len);
|
||||
const delimiter = RocStr.init(delimiter_arr, delimiter_arr.len);
|
||||
|
||||
const array_len: usize = 3;
|
||||
var array: [array_len]RocStr = undefined;
|
||||
const array_ptr: [*]RocStr = &array;
|
||||
|
||||
strSplitInPlace(testing.allocator, array_ptr, str, delimiter);
|
||||
strSplitInPlace(array_ptr, str, delimiter);
|
||||
|
||||
const a = RocStr.init(testing.allocator, "a", 1);
|
||||
const b = RocStr.init(testing.allocator, "b", 1);
|
||||
const c = RocStr.init(testing.allocator, "c", 1);
|
||||
const a = RocStr.init("a", 1);
|
||||
const b = RocStr.init("b", 1);
|
||||
const c = RocStr.init("c", 1);
|
||||
|
||||
var expected_array = [array_len]RocStr{
|
||||
a, b, c,
|
||||
@ -571,15 +562,15 @@ test "strSplitInPlace: three pieces" {
|
||||
|
||||
defer {
|
||||
for (array) |roc_str| {
|
||||
roc_str.deinit(testing.allocator);
|
||||
roc_str.deinit();
|
||||
}
|
||||
|
||||
for (expected_array) |roc_str| {
|
||||
roc_str.deinit(testing.allocator);
|
||||
roc_str.deinit();
|
||||
}
|
||||
|
||||
str.deinit(testing.allocator);
|
||||
delimiter.deinit(testing.allocator);
|
||||
str.deinit();
|
||||
delimiter.deinit();
|
||||
}
|
||||
|
||||
expectEqual(expected_array.len, array.len);
|
||||
@ -637,14 +628,14 @@ test "countSegments: long delimiter" {
|
||||
// Str.split "str" "delimiter" == [ "str" ]
|
||||
// 1 segment
|
||||
const str_arr = "str";
|
||||
const str = RocStr.init(testing.allocator, str_arr, str_arr.len);
|
||||
const str = RocStr.init(str_arr, str_arr.len);
|
||||
|
||||
const delimiter_arr = "delimiter";
|
||||
const delimiter = RocStr.init(testing.allocator, delimiter_arr, delimiter_arr.len);
|
||||
const delimiter = RocStr.init(delimiter_arr, delimiter_arr.len);
|
||||
|
||||
defer {
|
||||
str.deinit(testing.allocator);
|
||||
delimiter.deinit(testing.allocator);
|
||||
str.deinit();
|
||||
delimiter.deinit();
|
||||
}
|
||||
|
||||
const segments_count = countSegments(str, delimiter);
|
||||
@ -655,14 +646,14 @@ test "countSegments: delimiter at start" {
|
||||
// Str.split "hello there" "hello" == [ "", " there" ]
|
||||
// 2 segments
|
||||
const str_arr = "hello there";
|
||||
const str = RocStr.init(testing.allocator, str_arr, str_arr.len);
|
||||
const str = RocStr.init(str_arr, str_arr.len);
|
||||
|
||||
const delimiter_arr = "hello";
|
||||
const delimiter = RocStr.init(testing.allocator, delimiter_arr, delimiter_arr.len);
|
||||
const delimiter = RocStr.init(delimiter_arr, delimiter_arr.len);
|
||||
|
||||
defer {
|
||||
str.deinit(testing.allocator);
|
||||
delimiter.deinit(testing.allocator);
|
||||
str.deinit();
|
||||
delimiter.deinit();
|
||||
}
|
||||
|
||||
const segments_count = countSegments(str, delimiter);
|
||||
@ -674,14 +665,14 @@ test "countSegments: delimiter interspered" {
|
||||
// Str.split "a!b!c" "!" == [ "a", "b", "c" ]
|
||||
// 3 segments
|
||||
const str_arr = "a!b!c";
|
||||
const str = RocStr.init(testing.allocator, str_arr, str_arr.len);
|
||||
const str = RocStr.init(str_arr, str_arr.len);
|
||||
|
||||
const delimiter_arr = "!";
|
||||
const delimiter = RocStr.init(testing.allocator, delimiter_arr, delimiter_arr.len);
|
||||
const delimiter = RocStr.init(delimiter_arr, delimiter_arr.len);
|
||||
|
||||
defer {
|
||||
str.deinit(testing.allocator);
|
||||
delimiter.deinit(testing.allocator);
|
||||
str.deinit();
|
||||
delimiter.deinit();
|
||||
}
|
||||
|
||||
const segments_count = countSegments(str, delimiter);
|
||||
@ -736,8 +727,8 @@ test "countGraphemeClusters: empty string" {
|
||||
test "countGraphemeClusters: ascii characters" {
|
||||
const bytes_arr = "abcd";
|
||||
const bytes_len = bytes_arr.len;
|
||||
const str = RocStr.init(testing.allocator, bytes_arr, bytes_len);
|
||||
defer str.deinit(testing.allocator);
|
||||
const str = RocStr.init(bytes_arr, bytes_len);
|
||||
defer str.deinit();
|
||||
|
||||
const count = countGraphemeClusters(str);
|
||||
expectEqual(count, 4);
|
||||
@ -746,8 +737,8 @@ test "countGraphemeClusters: ascii characters" {
|
||||
test "countGraphemeClusters: utf8 characters" {
|
||||
const bytes_arr = "ãxā";
|
||||
const bytes_len = bytes_arr.len;
|
||||
const str = RocStr.init(testing.allocator, bytes_arr, bytes_len);
|
||||
defer str.deinit(testing.allocator);
|
||||
const str = RocStr.init(bytes_arr, bytes_len);
|
||||
defer str.deinit();
|
||||
|
||||
const count = countGraphemeClusters(str);
|
||||
expectEqual(count, 3);
|
||||
@ -756,8 +747,8 @@ test "countGraphemeClusters: utf8 characters" {
|
||||
test "countGraphemeClusters: emojis" {
|
||||
const bytes_arr = "🤔🤔🤔";
|
||||
const bytes_len = bytes_arr.len;
|
||||
const str = RocStr.init(testing.allocator, bytes_arr, bytes_len);
|
||||
defer str.deinit(testing.allocator);
|
||||
const str = RocStr.init(bytes_arr, bytes_len);
|
||||
defer str.deinit();
|
||||
|
||||
const count = countGraphemeClusters(str);
|
||||
expectEqual(count, 3);
|
||||
@ -766,8 +757,8 @@ test "countGraphemeClusters: emojis" {
|
||||
test "countGraphemeClusters: emojis and ut8 characters" {
|
||||
const bytes_arr = "🤔å🤔¥🤔ç";
|
||||
const bytes_len = bytes_arr.len;
|
||||
const str = RocStr.init(testing.allocator, bytes_arr, bytes_len);
|
||||
defer str.deinit(testing.allocator);
|
||||
const str = RocStr.init(bytes_arr, bytes_len);
|
||||
defer str.deinit();
|
||||
|
||||
const count = countGraphemeClusters(str);
|
||||
expectEqual(count, 6);
|
||||
@ -776,8 +767,8 @@ test "countGraphemeClusters: emojis and ut8 characters" {
|
||||
test "countGraphemeClusters: emojis, ut8, and ascii characters" {
|
||||
const bytes_arr = "6🤔å🤔e¥🤔çpp";
|
||||
const bytes_len = bytes_arr.len;
|
||||
const str = RocStr.init(testing.allocator, bytes_arr, bytes_len);
|
||||
defer str.deinit(testing.allocator);
|
||||
const str = RocStr.init(bytes_arr, bytes_len);
|
||||
defer str.deinit();
|
||||
|
||||
const count = countGraphemeClusters(str);
|
||||
expectEqual(count, 10);
|
||||
@ -828,36 +819,36 @@ pub fn startsWithCodePoint(string: RocStr, prefix: u32) callconv(.C) bool {
|
||||
}
|
||||
|
||||
test "startsWithCodePoint: ascii char" {
|
||||
const whole = RocStr.init(testing.allocator, "foobar", 6);
|
||||
const whole = RocStr.init("foobar", 6);
|
||||
const prefix = 'f';
|
||||
expect(startsWithCodePoint(whole, prefix));
|
||||
}
|
||||
|
||||
test "startsWithCodePoint: emoji" {
|
||||
const yes = RocStr.init(testing.allocator, "💖foobar", 10);
|
||||
const no = RocStr.init(testing.allocator, "foobar", 6);
|
||||
const yes = RocStr.init("💖foobar", 10);
|
||||
const no = RocStr.init("foobar", 6);
|
||||
const prefix = '💖';
|
||||
expect(startsWithCodePoint(yes, prefix));
|
||||
expect(!startsWithCodePoint(no, prefix));
|
||||
}
|
||||
|
||||
test "startsWith: foo starts with fo" {
|
||||
const foo = RocStr.init(testing.allocator, "foo", 3);
|
||||
const fo = RocStr.init(testing.allocator, "fo", 2);
|
||||
const foo = RocStr.init("foo", 3);
|
||||
const fo = RocStr.init("fo", 2);
|
||||
expect(startsWith(foo, fo));
|
||||
}
|
||||
|
||||
test "startsWith: 123456789123456789 starts with 123456789123456789" {
|
||||
const str = RocStr.init(testing.allocator, "123456789123456789", 18);
|
||||
defer str.deinit(testing.allocator);
|
||||
const str = RocStr.init("123456789123456789", 18);
|
||||
defer str.deinit();
|
||||
expect(startsWith(str, str));
|
||||
}
|
||||
|
||||
test "startsWith: 12345678912345678910 starts with 123456789123456789" {
|
||||
const str = RocStr.init(testing.allocator, "12345678912345678910", 20);
|
||||
defer str.deinit(testing.allocator);
|
||||
const prefix = RocStr.init(testing.allocator, "123456789123456789", 18);
|
||||
defer prefix.deinit(testing.allocator);
|
||||
const str = RocStr.init("12345678912345678910", 20);
|
||||
defer str.deinit();
|
||||
const prefix = RocStr.init("123456789123456789", 18);
|
||||
defer prefix.deinit();
|
||||
|
||||
expect(startsWith(str, prefix));
|
||||
}
|
||||
@ -886,63 +877,60 @@ pub fn endsWith(string: RocStr, suffix: RocStr) callconv(.C) bool {
|
||||
}
|
||||
|
||||
test "endsWith: foo ends with oo" {
|
||||
const foo = RocStr.init(testing.allocator, "foo", 3);
|
||||
const oo = RocStr.init(testing.allocator, "oo", 2);
|
||||
defer foo.deinit(testing.allocator);
|
||||
defer oo.deinit(testing.allocator);
|
||||
const foo = RocStr.init("foo", 3);
|
||||
const oo = RocStr.init("oo", 2);
|
||||
defer foo.deinit();
|
||||
defer oo.deinit();
|
||||
|
||||
expect(endsWith(foo, oo));
|
||||
}
|
||||
|
||||
test "endsWith: 123456789123456789 ends with 123456789123456789" {
|
||||
const str = RocStr.init(testing.allocator, "123456789123456789", 18);
|
||||
defer str.deinit(testing.allocator);
|
||||
const str = RocStr.init("123456789123456789", 18);
|
||||
defer str.deinit();
|
||||
expect(endsWith(str, str));
|
||||
}
|
||||
|
||||
test "endsWith: 12345678912345678910 ends with 345678912345678910" {
|
||||
const str = RocStr.init(testing.allocator, "12345678912345678910", 20);
|
||||
const suffix = RocStr.init(testing.allocator, "345678912345678910", 18);
|
||||
defer str.deinit(testing.allocator);
|
||||
defer suffix.deinit(testing.allocator);
|
||||
const str = RocStr.init("12345678912345678910", 20);
|
||||
const suffix = RocStr.init("345678912345678910", 18);
|
||||
defer str.deinit();
|
||||
defer suffix.deinit();
|
||||
|
||||
expect(endsWith(str, suffix));
|
||||
}
|
||||
|
||||
test "endsWith: hello world ends with world" {
|
||||
const str = RocStr.init(testing.allocator, "hello world", 11);
|
||||
const suffix = RocStr.init(testing.allocator, "world", 5);
|
||||
defer str.deinit(testing.allocator);
|
||||
defer suffix.deinit(testing.allocator);
|
||||
const str = RocStr.init("hello world", 11);
|
||||
const suffix = RocStr.init("world", 5);
|
||||
defer str.deinit();
|
||||
defer suffix.deinit();
|
||||
|
||||
expect(endsWith(str, suffix));
|
||||
}
|
||||
|
||||
// Str.concat
|
||||
// When we actually use this in Roc, libc will be linked so we have access to std.heap.c_allocator
|
||||
pub fn strConcatC(result_in_place: InPlace, arg1: RocStr, arg2: RocStr) callconv(.C) RocStr {
|
||||
return @call(.{ .modifier = always_inline }, strConcat, .{ std.heap.c_allocator, result_in_place, arg1, arg2 });
|
||||
return @call(.{ .modifier = always_inline }, strConcat, .{ result_in_place, arg1, arg2 });
|
||||
}
|
||||
|
||||
fn strConcat(allocator: *Allocator, result_in_place: InPlace, arg1: RocStr, arg2: RocStr) RocStr {
|
||||
fn strConcat(result_in_place: InPlace, arg1: RocStr, arg2: RocStr) RocStr {
|
||||
if (arg1.isEmpty()) {
|
||||
// the second argument is borrowed, so we must increment its refcount before returning
|
||||
return RocStr.clone(allocator, result_in_place, arg2);
|
||||
return RocStr.clone(result_in_place, arg2);
|
||||
} else if (arg2.isEmpty()) {
|
||||
// the first argument is owned, so we can return it without cloning
|
||||
return RocStr.clone(allocator, result_in_place, arg1);
|
||||
return RocStr.clone(result_in_place, arg1);
|
||||
} else {
|
||||
const combined_length = arg1.len() + arg2.len();
|
||||
|
||||
const alignment = 1;
|
||||
const element_width = 1;
|
||||
|
||||
if (!arg1.isSmallStr() and arg1.isUnique()) {
|
||||
if (arg1.str_bytes) |source_ptr| {
|
||||
const new_source = utils.unsafeReallocate(
|
||||
source_ptr,
|
||||
allocator,
|
||||
alignment,
|
||||
RocStr.alignment,
|
||||
arg1.len(),
|
||||
combined_length,
|
||||
element_width,
|
||||
@ -954,16 +942,13 @@ fn strConcat(allocator: *Allocator, result_in_place: InPlace, arg1: RocStr, arg2
|
||||
}
|
||||
}
|
||||
|
||||
var result = arg1.reallocateFresh(
|
||||
allocator,
|
||||
combined_length,
|
||||
);
|
||||
var result = arg1.reallocateFresh(combined_length);
|
||||
var result_ptr = result.asU8ptr();
|
||||
|
||||
arg1.memcpy(result_ptr);
|
||||
arg2.memcpy(result_ptr + arg1.len());
|
||||
|
||||
arg1.deinit(allocator);
|
||||
arg1.deinit();
|
||||
|
||||
return result;
|
||||
}
|
||||
@ -973,27 +958,27 @@ test "RocStr.concat: small concat small" {
|
||||
const str1_len = 3;
|
||||
var str1: [str1_len]u8 = "foo".*;
|
||||
const str1_ptr: [*]u8 = &str1;
|
||||
var roc_str1 = RocStr.init(testing.allocator, str1_ptr, str1_len);
|
||||
var roc_str1 = RocStr.init(str1_ptr, str1_len);
|
||||
|
||||
const str2_len = 3;
|
||||
var str2: [str2_len]u8 = "abc".*;
|
||||
const str2_ptr: [*]u8 = &str2;
|
||||
var roc_str2 = RocStr.init(testing.allocator, str2_ptr, str2_len);
|
||||
var roc_str2 = RocStr.init(str2_ptr, str2_len);
|
||||
|
||||
const str3_len = 6;
|
||||
var str3: [str3_len]u8 = "fooabc".*;
|
||||
const str3_ptr: [*]u8 = &str3;
|
||||
var roc_str3 = RocStr.init(testing.allocator, str3_ptr, str3_len);
|
||||
var roc_str3 = RocStr.init(str3_ptr, str3_len);
|
||||
|
||||
defer {
|
||||
roc_str1.deinit(testing.allocator);
|
||||
roc_str2.deinit(testing.allocator);
|
||||
roc_str3.deinit(testing.allocator);
|
||||
roc_str1.deinit();
|
||||
roc_str2.deinit();
|
||||
roc_str3.deinit();
|
||||
}
|
||||
|
||||
const result = strConcat(testing.allocator, InPlace.Clone, roc_str1, roc_str2);
|
||||
const result = strConcat(InPlace.Clone, roc_str1, roc_str2);
|
||||
|
||||
defer result.deinit(testing.allocator);
|
||||
defer result.deinit();
|
||||
|
||||
expect(roc_str3.eq(result));
|
||||
}
|
||||
@ -1004,12 +989,11 @@ pub const RocListStr = extern struct {
|
||||
};
|
||||
|
||||
// Str.joinWith
|
||||
// When we actually use this in Roc, libc will be linked so we have access to std.heap.c_allocator
|
||||
pub fn strJoinWithC(list: RocListStr, separator: RocStr) callconv(.C) RocStr {
|
||||
return @call(.{ .modifier = always_inline }, strJoinWith, .{ std.heap.c_allocator, list, separator });
|
||||
return @call(.{ .modifier = always_inline }, strJoinWith, .{ list, separator });
|
||||
}
|
||||
|
||||
fn strJoinWith(allocator: *Allocator, list: RocListStr, separator: RocStr) RocStr {
|
||||
fn strJoinWith(list: RocListStr, separator: RocStr) RocStr {
|
||||
const len = list.list_length;
|
||||
|
||||
if (len == 0) {
|
||||
@ -1027,7 +1011,7 @@ fn strJoinWith(allocator: *Allocator, list: RocListStr, separator: RocStr) RocSt
|
||||
// include size of the separator
|
||||
total_size += separator.len() * (len - 1);
|
||||
|
||||
var result = RocStr.allocate(allocator, InPlace.Clone, total_size);
|
||||
var result = RocStr.allocate(InPlace.Clone, total_size);
|
||||
var result_ptr = result.asU8ptr();
|
||||
|
||||
var offset: usize = 0;
|
||||
@ -1050,45 +1034,45 @@ test "RocStr.joinWith: result is big" {
|
||||
const sep_len = 2;
|
||||
var sep: [sep_len]u8 = ", ".*;
|
||||
const sep_ptr: [*]u8 = &sep;
|
||||
var roc_sep = RocStr.init(testing.allocator, sep_ptr, sep_len);
|
||||
var roc_sep = RocStr.init(sep_ptr, sep_len);
|
||||
|
||||
const elem_len = 13;
|
||||
var elem: [elem_len]u8 = "foobarbazspam".*;
|
||||
const elem_ptr: [*]u8 = &elem;
|
||||
var roc_elem = RocStr.init(testing.allocator, elem_ptr, elem_len);
|
||||
var roc_elem = RocStr.init(elem_ptr, elem_len);
|
||||
|
||||
const result_len = 43;
|
||||
var xresult: [result_len]u8 = "foobarbazspam, foobarbazspam, foobarbazspam".*;
|
||||
const result_ptr: [*]u8 = &xresult;
|
||||
var roc_result = RocStr.init(testing.allocator, result_ptr, result_len);
|
||||
var roc_result = RocStr.init(result_ptr, result_len);
|
||||
|
||||
var elements: [3]RocStr = .{ roc_elem, roc_elem, roc_elem };
|
||||
const list = RocListStr{ .list_length = 3, .list_elements = @ptrCast([*]RocStr, &elements) };
|
||||
|
||||
defer {
|
||||
roc_sep.deinit(testing.allocator);
|
||||
roc_elem.deinit(testing.allocator);
|
||||
roc_result.deinit(testing.allocator);
|
||||
roc_sep.deinit();
|
||||
roc_elem.deinit();
|
||||
roc_result.deinit();
|
||||
}
|
||||
|
||||
const result = strJoinWith(testing.allocator, list, roc_sep);
|
||||
const result = strJoinWith(list, roc_sep);
|
||||
|
||||
defer result.deinit(testing.allocator);
|
||||
defer result.deinit();
|
||||
|
||||
expect(roc_result.eq(result));
|
||||
}
|
||||
|
||||
// Str.toBytes
|
||||
pub fn strToBytesC(arg: RocStr) callconv(.C) RocList {
|
||||
return @call(.{ .modifier = always_inline }, strToBytes, .{ std.heap.c_allocator, arg });
|
||||
return @call(.{ .modifier = always_inline }, strToBytes, .{ arg });
|
||||
}
|
||||
|
||||
fn strToBytes(allocator: *Allocator, arg: RocStr) RocList {
|
||||
fn strToBytes(arg: RocStr) RocList {
|
||||
if (arg.isEmpty()) {
|
||||
return RocList.empty();
|
||||
} else if (arg.isSmallStr()) {
|
||||
const length = arg.len();
|
||||
const ptr = utils.allocateWithRefcount(allocator, @alignOf(usize), length);
|
||||
const ptr = utils.allocateWithRefcount(RocStr.alignment, length);
|
||||
|
||||
@memcpy(ptr, arg.asU8ptr(), length);
|
||||
|
||||
@ -1106,25 +1090,25 @@ const FromUtf8Result = extern struct {
|
||||
};
|
||||
|
||||
pub fn fromUtf8C(arg: RocList, output: *FromUtf8Result) callconv(.C) void {
|
||||
output.* = @call(.{ .modifier = always_inline }, fromUtf8, .{ std.heap.c_allocator, arg });
|
||||
output.* = @call(.{ .modifier = always_inline }, fromUtf8, .{ arg });
|
||||
}
|
||||
|
||||
fn fromUtf8(allocator: *Allocator, arg: RocList) FromUtf8Result {
|
||||
fn fromUtf8(arg: RocList) FromUtf8Result {
|
||||
const bytes = @ptrCast([*]const u8, arg.bytes)[0..arg.length];
|
||||
|
||||
if (unicode.utf8ValidateSlice(bytes)) {
|
||||
// the output will be correct. Now we need to take ownership of the input
|
||||
if (arg.len() <= SMALL_STR_MAX_LENGTH) {
|
||||
// turn the bytes into a small string
|
||||
const string = RocStr.init(allocator, @ptrCast([*]u8, arg.bytes), arg.len());
|
||||
const string = RocStr.init(@ptrCast([*]u8, arg.bytes), arg.len());
|
||||
|
||||
// then decrement the input list
|
||||
const data_bytes = arg.len();
|
||||
utils.decref(allocator, @alignOf(usize), arg.bytes, data_bytes);
|
||||
utils.decref(RocStr.alignment, arg.bytes, data_bytes);
|
||||
|
||||
return FromUtf8Result{ .is_ok = true, .string = string, .byte_index = 0, .problem_code = Utf8ByteProblem.InvalidStartByte };
|
||||
} else {
|
||||
const byte_list = arg.makeUnique(allocator, @alignOf(usize), @sizeOf(u8));
|
||||
const byte_list = arg.makeUnique(RocStr.alignment, @sizeOf(u8));
|
||||
|
||||
const string = RocStr{ .str_bytes = byte_list.bytes, .str_len = byte_list.length };
|
||||
|
||||
@ -1135,7 +1119,7 @@ fn fromUtf8(allocator: *Allocator, arg: RocList) FromUtf8Result {
|
||||
|
||||
// consume the input list
|
||||
const data_bytes = arg.len();
|
||||
utils.decref(allocator, @alignOf(usize), arg.bytes, data_bytes);
|
||||
utils.decref(RocStr.alignment, arg.bytes, data_bytes);
|
||||
|
||||
return FromUtf8Result{ .is_ok = false, .string = RocStr.empty(), .byte_index = temp.index, .problem_code = temp.problem };
|
||||
}
|
||||
@ -1202,11 +1186,11 @@ pub const Utf8ByteProblem = packed enum(u8) {
|
||||
};
|
||||
|
||||
fn validateUtf8Bytes(bytes: [*]u8, length: usize) FromUtf8Result {
|
||||
return fromUtf8(std.testing.allocator, RocList{ .bytes = bytes, .length = length });
|
||||
return fromUtf8(RocList{ .bytes = bytes, .length = length });
|
||||
}
|
||||
|
||||
fn validateUtf8BytesX(str: RocList) FromUtf8Result {
|
||||
return fromUtf8(std.testing.allocator, str);
|
||||
return fromUtf8(str);
|
||||
}
|
||||
|
||||
fn expectOk(result: FromUtf8Result) void {
|
||||
@ -1214,7 +1198,7 @@ fn expectOk(result: FromUtf8Result) void {
|
||||
}
|
||||
|
||||
fn sliceHelp(bytes: [*]const u8, length: usize) RocList {
|
||||
var list = RocList.allocate(testing.allocator, @alignOf(usize), length, @sizeOf(u8));
|
||||
var list = RocList.allocate(RocStr.alignment, length, @sizeOf(u8));
|
||||
@memcpy(list.bytes orelse unreachable, bytes, length);
|
||||
list.length = length;
|
||||
|
||||
|
@ -1,5 +1,37 @@
|
||||
const std = @import("std");
|
||||
const Allocator = std.mem.Allocator;
|
||||
const always_inline = std.builtin.CallOptions.Modifier.always_inline;
|
||||
|
||||
// If allocation fails, this must cxa_throw - it must not return a null pointer!
|
||||
extern fn roc_alloc(alignment: usize, size: usize) callconv(.C) *c_void;
|
||||
|
||||
// This should never be passed a null pointer.
|
||||
// If allocation fails, this must cxa_throw - it must not return a null pointer!
|
||||
extern fn roc_realloc(alignment: usize, c_ptr: *c_void, new_size: usize) callconv(.C) *c_void;
|
||||
|
||||
// This should never be passed a null pointer.
|
||||
extern fn roc_dealloc(alignment: usize, c_ptr: *c_void) callconv(.C) void;
|
||||
|
||||
pub fn alloc(alignment: usize, size: usize) [*]u8 {
|
||||
return @ptrCast(
|
||||
[*]u8,
|
||||
@call(.{ .modifier = always_inline }, roc_alloc, .{ alignment, size })
|
||||
);
|
||||
}
|
||||
|
||||
pub fn realloc(alignment: usize, c_ptr: [*]u8, new_size: usize) [*]u8 {
|
||||
return @ptrCast(
|
||||
[*]u8,
|
||||
@call(.{ .modifier = always_inline }, roc_realloc, .{ alignment, c_ptr, new_size })
|
||||
);
|
||||
}
|
||||
|
||||
pub fn dealloc(alignment: usize, c_ptr: [*]u8) void {
|
||||
return @call(
|
||||
.{ .modifier = always_inline },
|
||||
roc_dealloc,
|
||||
.{ alignment, c_ptr }
|
||||
);
|
||||
}
|
||||
|
||||
pub const Inc = fn (?[*]u8) callconv(.C) void;
|
||||
pub const IncN = fn (?[*]u8, u64) callconv(.C) void;
|
||||
@ -62,7 +94,6 @@ pub fn intWidth(width: IntWidth) anytype {
|
||||
}
|
||||
|
||||
pub fn decref(
|
||||
allocator: *Allocator,
|
||||
alignment: usize,
|
||||
bytes_or_null: ?[*]u8,
|
||||
data_bytes: usize,
|
||||
@ -81,7 +112,7 @@ pub fn decref(
|
||||
switch (alignment) {
|
||||
16 => {
|
||||
if (refcount == REFCOUNT_ONE_ISIZE) {
|
||||
allocator.free((bytes - 16)[0 .. 16 + data_bytes]);
|
||||
dealloc(alignment, bytes - 16);
|
||||
} else if (refcount_isize < 0) {
|
||||
(isizes - 1)[0] = refcount - 1;
|
||||
}
|
||||
@ -89,7 +120,7 @@ pub fn decref(
|
||||
else => {
|
||||
// NOTE enums can currently have an alignment of < 8
|
||||
if (refcount == REFCOUNT_ONE_ISIZE) {
|
||||
allocator.free((bytes - 8)[0 .. 8 + data_bytes]);
|
||||
dealloc(alignment, bytes - 8);
|
||||
} else if (refcount_isize < 0) {
|
||||
(isizes - 1)[0] = refcount - 1;
|
||||
}
|
||||
@ -98,7 +129,6 @@ pub fn decref(
|
||||
}
|
||||
|
||||
pub fn allocateWithRefcount(
|
||||
allocator: *Allocator,
|
||||
alignment: usize,
|
||||
data_bytes: usize,
|
||||
) [*]u8 {
|
||||
@ -108,7 +138,7 @@ pub fn allocateWithRefcount(
|
||||
16 => {
|
||||
const length = 2 * @sizeOf(usize) + data_bytes;
|
||||
|
||||
var new_bytes: []align(16) u8 = allocator.alignedAlloc(u8, 16, length) catch unreachable;
|
||||
var new_bytes: [*]align(16) u8 = @alignCast(16, alloc(alignment, length));
|
||||
|
||||
var as_usize_array = @ptrCast([*]usize, new_bytes);
|
||||
if (result_in_place) {
|
||||
@ -127,13 +157,13 @@ pub fn allocateWithRefcount(
|
||||
else => {
|
||||
const length = @sizeOf(usize) + data_bytes;
|
||||
|
||||
var new_bytes: []align(8) u8 = allocator.alignedAlloc(u8, 8, length) catch unreachable;
|
||||
var new_bytes: [*]align(8) u8 = @alignCast(8, alloc(alignment, length));
|
||||
|
||||
var as_usize_array = @ptrCast([*]isize, new_bytes);
|
||||
var as_isize_array = @ptrCast([*]isize, new_bytes);
|
||||
if (result_in_place) {
|
||||
as_usize_array[0] = @intCast(isize, number_of_slots);
|
||||
as_isize_array[0] = @intCast(isize, number_of_slots);
|
||||
} else {
|
||||
as_usize_array[0] = REFCOUNT_ONE_ISIZE;
|
||||
as_isize_array[0] = REFCOUNT_ONE_ISIZE;
|
||||
}
|
||||
|
||||
var as_u8_array = @ptrCast([*]u8, new_bytes);
|
||||
@ -146,7 +176,6 @@ pub fn allocateWithRefcount(
|
||||
|
||||
pub fn unsafeReallocate(
|
||||
source_ptr: [*]u8,
|
||||
allocator: *Allocator,
|
||||
alignment: usize,
|
||||
old_length: usize,
|
||||
new_length: usize,
|
||||
@ -165,8 +194,8 @@ pub fn unsafeReallocate(
|
||||
|
||||
// TODO handle out of memory
|
||||
// NOTE realloc will dealloc the original allocation
|
||||
const old_allocation = (source_ptr - align_width)[0..old_width];
|
||||
const new_allocation = allocator.realloc(old_allocation, new_width) catch unreachable;
|
||||
const old_allocation = source_ptr - align_width;
|
||||
const new_allocation = realloc(alignment, old_allocation, new_width);
|
||||
|
||||
const new_source = @ptrCast([*]u8, new_allocation) + align_width;
|
||||
return new_source;
|
||||
|
Loading…
Reference in New Issue
Block a user